From 258a87abefe6fb808db536b62fffe1ae6044504e Mon Sep 17 00:00:00 2001
From: Guslington <guslington@gmail.com>
Date: Wed, 10 Oct 2018 13:17:54 +1100
Subject: [PATCH] only supply the sslcertid mapping if using a listener with
 protocol https

---
 loadbalancer.cfhighlander.rb | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/loadbalancer.cfhighlander.rb b/loadbalancer.cfhighlander.rb
index 73eab97..ec81c36 100644
--- a/loadbalancer.cfhighlander.rb
+++ b/loadbalancer.cfhighlander.rb
@@ -9,9 +9,14 @@
       map 'AccountId'
       attribute 'DnsDomain'
     end
-    MappingParam('SslCertId') do
-      map 'AccountId'
-      attribute 'SslCertId'
+
+    if defined?(listeners)
+      unless listeners.select { |listener,properties| properties['protocol'] == 'https' }.empty?
+        MappingParam('SslCertId') do
+          map 'AccountId'
+          attribute 'SslCertId'
+        end
+      end
     end
 
     maximum_availability_zones.times do |x|
@@ -25,4 +30,4 @@
 
     ComponentParam 'VPCId', type: 'AWS::EC2::VPC::Id'
   end
-end
\ No newline at end of file
+end